(1929-30)
engraving
(1932)
linocut
(1852)
lithograph
(1981)
etching and aquatint
(1913)
etching
(1990)
(1986)
paper pulp construction
(1927)
(1919)
etchings
(1924)
(1977 - 1978)
(1978)
(2002, April - May)